package org.maverick.bean;

import java.io.Serializable;

public abstract class EntityBean implements Serializable {
    
	private static final long serialVersionUID = 1L;

	public static final Long UNSAVED_VALUE = new Long(-1);

    protected Long id = new Long(UNSAVED_VALUE);

    public EntityBean() {
    }

    public abstract Long getId();

    public void setId(Long id) {
        this.id = id;
    }

	@Override
	public int hashCode() {
		final int prime = 31;
		int result = 1;
		result = prime * result + ((id == null) ? 0 : id.hashCode());
		return result;
	}

	@Override
	public boolean equals(Object obj) {
		if (this == obj)
			return true;
		if (obj == null)
			return false;
		if (!(obj instanceof EntityBean))
			return false;
		final EntityBean other = (EntityBean) obj;
		if (id == null) {
			if (other.id != null)
				return false;
		} else if (!id.equals(other.id))
			return false;
		return true;
	}

}